Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854812 | Quick coupler assembly | Wayne G. Smith, David V. Martinez, Charles B. Hanson | 1989-08-08 |
| 4854814 | Quick coupler assembly | Wayne G. Smith, David V. Martinez, Charles B. Hanson | 1989-08-08 |